If you think your business is being impacted by identity theft, we recommend that you act immediately by following our guidelines below, and then proceed to our ReportRecover and Reinforce sections for further assistance.

Some Immediate Action Steps to Take

  • Collect all relevant documentation related to the incident. You may need to provide this documentation when you file a report or seek legal counsel.
  • Pinpoint the accounts that were affected, who has access to those accounts and the last time they were accessed or a transaction took place.
  • Change and create new strong passwords for the affected accounts. Learn how from
  • Always enable two factor authentication (2FA) – which requires an additional code to log in.
  • If your business credit card or line of credit was stolen, immediately contact the appropriate financial institutions to put a freeze on your account(s).
  • Report the theft to Dun & Bradstreet’s fraud department by phone: 1-866-895-7262 or email:
    • In many cases, Dun & Bradstreet will place a “stop distribution” order on your account until the issue is cleared up. Be aware: this might affect your ability to obtain any additional credit until “stop distribution” order is lifted.
  • If you receive a notice from the IRS that your business is involved in fraudulent tax return activity, the IRS will guide you through the investigation.
    • Be aware: the first form of contact from the IRS will always come through the mail.
  • If you notice that someone has used your business to submit a fraudulent tax return, notify the IRS at 1-800-829-4933.
  • Report the incident to your local law enforcement agency by calling the non-emergency number. Obtain a copy of the incident report for insurance purposes and store it with other relevant documentation related to the incident.



These resources have been gathered, selected and vetted to help simplify the process of recovering after a cybercrime incident has taken place. You may need to contact organizations outside Results will vary depending on your circumstances.


Once you have notified the appropriate organizations and you are on the road to recovery, it is time to reinforce your cybersecurity using these resources and tools.

Implement Preventative Measures

  • Verify what states you do business in through each State Registry Office and secure access to your business data with a username, strong password and two-step/factor verification, if available.
  • Regularly manage and monitor your Dun & Bradstreet business credit file for free. All changes to your Dun & Bradstreet business credit file are shared with the other credit reporting agencies.
  • Routinely manage and secure your business website by:
    • Running regular backups for your site,
    • Regularly scanning your website for malware and viruses,
    • Protecting your site with a web application firewall, and…
    • Securing your site with HTTPS. Learn more about HTTPS.
  • Check the financial security of your future and current business partners and request a signed agreement to protect your business data.
  • Learn how to understand and address cybersecurity risks with the CISA Cyber Essentials Toolkits.

Community Resources